[WSS-422] - Move SAML Signature Profile Validation to the SamlAssertionValidator


Conflicts:
	ws-security-common/src/main/java/org/apache/ws/security/common/saml/SamlAssertionWrapper.java
	ws-security-dom/src/main/java/org/apache/ws/security/dom/validate/SamlAssertionValidator.java

git-svn-id: https://svn.apache.org/repos/asf/webservices/wss4j/trunk@1443495 13f79535-47bb-0310-9956-ffa450edef68
[WSS-422] - Adding to stax validator as well

git-svn-id: https://svn.apache.org/repos/asf/webservices/wss4j/trunk@1443496 13f79535-47bb-0310-9956-ffa450edef68